<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery-1.11.3.min.js"></script>
</head>
<body>
	<button id="btn1">jquery-ajax-get</button></br>
	<button id="btn2">jquery-ajax-post</button>
</body>
<script type="text/javascript">
	//jquery的ajax-get
	$("#btn1").click(function(){
		$.get("${pageContext.request.contextPath}/demo1","username=张三",function(obj){
			alert(obj);
		});
	})
	//jquery的ajax-post
	$("#btn2").click(function(){
		$.post("${pageContext.request.contextPath}/demo1","username=李四",function(obj){
			alert(obj);
		});
	})
</script>
</html>